1. The first day of each month in the ancient Roman calendar

Encyclopedia: Calends

• tweenager
• tweenie
• tweeny
• tweet
• tweeter
• tweeze
• tweezer
• twelfth
• twelfth cranial nerve
• Twelfth day
• twelfth man
• Twelfth night
• twelfth part
• Twelfthtide
• twelve
• twelve noon
• Twelve Tribes of Israel
• twelve-sided
• twelve-tone music
• twelve-tone system
• twelvemo
• twelvemonth
• twenties
• twentieth
• twentieth century